42244306 has 16 divisors (see below), whose sum is σ = 70086744. Its totient is φ = 18969984.

The previous prime is 42244291. The next prime is 42244327. The reversal of 42244306 is 60344224.

It can be written as a sum of positive squares in 4 ways, for example, as 40259025 + 1985281 = 6345^2 + 1409^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20995 + ... + 22918.

Almost surely, 2^42244306 is an apocalyptic number.

42244306 is a deficient number, since it is larger than the sum of its proper divisors (27842438).

42244306 is a wasteful number, since it uses less digits than its factorization.

42244306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43965.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 42244306 is about 6499.5619852418. The cubic root of 42244306 is about 348.2753413883.

The spelling of 42244306 in words is "forty-two million, two hundred forty-four thousand, three hundred six".